<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="./vue-2.5.js"></script>
</head>
<body>
    <!-- <div id="app">
        <input type="text" v-model='fMsg'>
        <div>{{fMsg}}</div>
        <my-component :zMsg="fMsg"></my-component>
    </div>

    <script>

    Vue.component('my-component',{
        props:['zMsg'],
        template:'<div>{{zMsg}}</div>'
    })
    let app =new Vue({
        el:'#app',
        data() {
            return {
                fMsg:''
            }
        },
    })
    </script> -->

    <div id="app">
        <input type="text" v-model="parentMessage">
        <my-comoponent :message="parentMessage"></my-comoponent>
    </div>
    <script>
    Vue.component('my-comoponent',{
        props:["message"],
        template:'<h1>{{message}}</h1>'
    })

    let app = new Vue({
        el:'#app',
        data() {
            return {
                parentMessage:'',
            }
        },
    })
    
    </script>
</body>
</html>